BR9200831A - Processo para extrair um acido piridino-ou quinolino-dicarboxilico de um meio aquoso - Google Patents
Processo para extrair um acido piridino-ou quinolino-dicarboxilico de um meio aquosoInfo
- Publication number
- BR9200831A BR9200831A BR929200831A BR9200831A BR9200831A BR 9200831 A BR9200831 A BR 9200831A BR 929200831 A BR929200831 A BR 929200831A BR 9200831 A BR9200831 A BR 9200831A BR 9200831 A BR9200831 A BR 9200831A
- Authority
- BR
- Brazil
- Prior art keywords
- pyridine
- quinolino
- extract
- dicarboxylic acid
- water medium
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
- C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
- C07D213/80—Acids; Esters in position 3
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D215/00—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems
- C07D215/02—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom
- C07D215/16—Heterocyclic compounds containing quinoline or hydrogenated quinoline ring systems having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen atoms or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D215/48—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
- C07D215/54—Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen attached in position 3
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Seasonings (AREA)
- Plural Heterocyclic Compounds (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
- Quinoline Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US66783291A | 1991-03-12 | 1991-03-12 | |
| US07/829,397 US5206368A (en) | 1991-03-12 | 1992-02-07 | Process for extracting pyridine- and quinolinedicarboxylic acids from aqueous media |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BR9200831A true BR9200831A (pt) | 1992-11-17 |
Family
ID=27099777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BR929200831A BR9200831A (pt) | 1991-03-12 | 1992-03-11 | Processo para extrair um acido piridino-ou quinolino-dicarboxilico de um meio aquoso |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US5206368A (zh) |
| EP (1) | EP0503332B1 (zh) |
| JP (1) | JPH0597810A (zh) |
| KR (1) | KR100203706B1 (zh) |
| AT (1) | ATE170175T1 (zh) |
| BR (1) | BR9200831A (zh) |
| DE (1) | DE69226717T2 (zh) |
| DK (1) | DK0503332T3 (zh) |
| ES (1) | ES2120420T3 (zh) |
| HU (1) | HU211775B (zh) |
| SG (1) | SG47519A1 (zh) |
| TW (1) | TW224092B (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5208342A (en) * | 1992-03-30 | 1993-05-04 | Hoechst Celanese Corporation | Conversion of pyridine-2,3-dicarboxylic acid esters to cyclic anhydrides |
| ES2709063T3 (es) * | 2016-08-15 | 2019-04-15 | Helmholtz Zentrum Geesthacht | Composición inhibidora de la corrosión para magnesio o aleaciones de magnesio |
| EP3782985A1 (en) | 2019-08-19 | 2021-02-24 | BASF Agrochemical Products B.V. | Process for manufacturing 5-methoxymethylpyridine-2,3-dicarboxylic acid derivatives |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2578672A (en) * | 1945-11-23 | 1951-12-18 | Koppers Co Inc | Picolinic acid recovery |
| US4460776A (en) * | 1982-05-25 | 1984-07-17 | American Cyanamid Company | Process for the preparation of 6-substituted-2,3-pyridinedicarboxylic acid diesters |
| DE3882055T2 (de) * | 1987-01-06 | 1993-12-02 | Sugai Chemical Ind Co Ltd | Verfahren zur Herstellung von Pyridin-2,3-dicarboxylsäure-Verbindungen. |
| DK0388619T3 (da) * | 1989-03-22 | 1994-10-03 | American Cyanamid Co | Fremgangsmåde til fremstilling af substituerede 2,3-pyridindicarboxylsyrer ved sekvensvis oxidation af substituerede quinoliner |
-
1992
- 1992-02-07 US US07/829,397 patent/US5206368A/en not_active Expired - Fee Related
- 1992-02-21 SG SG1996002627A patent/SG47519A1/en unknown
- 1992-02-21 AT AT92102926T patent/ATE170175T1/de active
- 1992-02-21 DK DK92102926T patent/DK0503332T3/da active
- 1992-02-21 DE DE69226717T patent/DE69226717T2/de not_active Expired - Fee Related
- 1992-02-21 EP EP92102926A patent/EP0503332B1/en not_active Expired - Lifetime
- 1992-02-21 ES ES92102926T patent/ES2120420T3/es not_active Expired - Lifetime
- 1992-02-25 TW TW081101374A patent/TW224092B/zh active
- 1992-03-10 JP JP4086124A patent/JPH0597810A/ja active Pending
- 1992-03-11 HU HU9200815A patent/HU211775B/hu not_active IP Right Cessation
- 1992-03-11 KR KR1019920004015A patent/KR100203706B1/ko not_active IP Right Cessation
- 1992-03-11 BR BR929200831A patent/BR9200831A/pt not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| KR100203706B1 (ko) | 1999-06-15 |
| DK0503332T3 (da) | 1998-10-26 |
| ES2120420T3 (es) | 1998-11-01 |
| EP0503332B1 (en) | 1998-08-26 |
| HU9200815D0 (en) | 1992-05-28 |
| DE69226717T2 (de) | 1999-02-11 |
| EP0503332A1 (en) | 1992-09-16 |
| HUT63781A (en) | 1993-10-28 |
| HU211775B (en) | 1995-12-28 |
| KR920018027A (ko) | 1992-10-21 |
| TW224092B (zh) | 1994-05-21 |
| US5206368A (en) | 1993-04-27 |
| ATE170175T1 (de) | 1998-09-15 |
| SG47519A1 (en) | 1998-04-17 |
| DE69226717D1 (de) | 1998-10-01 |
| JPH0597810A (ja) | 1993-04-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EE | Request for examination | ||
| FB36 | Technical and formal requirements: requirement - article 36 of industrial property law | ||
| FA8 | Dismissal: dismissal - article 36, par. 1 of industrial property law |